2179765

素因数分解:

$5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:98

約数の個数: 32

約数和(自身を含む): 3225600

約数和(自身を除く): 1045835

約数列:

[1, 5, 7, 31, 35, 41, 49, 155, 205, 217, 245, 287, 343, 1085, 1271, 1435, 1519, 1715, 2009, 6355, 7595, 8897, 10045, 10633, 14063, 44485, 53165, 62279, 70315, 311395, 435953, 2179765]

約数ペア:

[(1, 2179765), (5, 435953), (7, 311395), (31, 70315), (35, 62279), (41, 53165), (49, 44485), (155, 14063), (205, 10633), (217, 10045), (245, 8897), (287, 7595), (343, 6355), (1085, 2009), (1271, 1715), (1435, 1519)]